Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756330Ab3HZI3L (ORCPT ); Mon, 26 Aug 2013 04:29:11 -0400 Received: from mx1.redhat.com ([209.132.183.28]:54031 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755699Ab3HZI3K (ORCPT ); Mon, 26 Aug 2013 04:29:10 -0400 Message-ID: <521B11C2.3040801@redhat.com> Date: Mon, 26 Aug 2013 10:28:50 +0200 From: Paolo Bonzini User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130805 Thunderbird/17.0.8 MIME-Version: 1.0 To: Yann Droneaud CC: Alexander Graf , Gleb Natapov , Benjamin Herrenschmidt , Paul Mackerras , Alex Williamson , kvm-ppc@vger.kernel.org, kvm@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, Paolo Bonzini Subject: Re: [PATCH 2/2] ppc: kvm: use anon_inode_getfd() with O_CLOEXEC flag References: <3557EF65-4327-4DAE-999A-B0EE13C433F5@suse.de> <521B0622.9090208@redhat.com> <156342996ba92cb5f49519b0c2e9d6ac@meuh.org> In-Reply-To: <156342996ba92cb5f49519b0c2e9d6ac@meuh.org> X-Enigmail-Version: 1.5.2 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 615 Lines: 17 Il 26/08/2013 10:23, Yann Droneaud ha scritto: > > Sounds a lot like InfiniBand subsystem behavor: IB file descriptors > are of no use accross exec() since memory mappings tied to those fds > won't be available in the new process: > > https://lkml.org/lkml/2013/7/8/380 > http://mid.gmane.org/f58540dc64fec1ac0e496dfcd3cc1af7@meuh.org Yes, it is very similar. Paolo -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/